Garnett teeth



March 17, 1925.

T. W. ALLEN GARNETT TEETH Filed Sept. 6. 1924 Patented Mar. 17, 1925,

UNITEDSTATE-S PATENT OFFICE.

THOMAS w. ALLEN, or rIiILADELI'HIA, PENNSYLVANIA, ASSIGNOR T raoo'ron &SCHWARTZ, INCORPORATED, or PHILADELPHIA, rENNsYLvANIA, A CORPORATION orPENNSYLVANIA.

GABNETT TEETH.

Application filed September 6, 1924, Serial No. 736,319.

' To all whom itmay concern: p shown. The base of the strip 7 forms anknoyvn I7 'li o uAs 7V. ik N, overhanging Shoulder, overlaps a Citizenof the United States, residing in shoulder ot h J9 s YQ so Philadelphia,Pennsylvania, have invented that lq g h p 15 held 111 p e certainImprovements in GarnettTeeth, of the v r app g p rtion of theprece'dingwhich the following is aspecification. oohvolutloh- A I V O bj t f 'i 'vti i t Construct The constructlon hereinbefore described 55 aGarnetttoothed strip so that the teeth can Rlovldes l e e t e teeth. These b rra d l t th I a rles of palrs of strips Interlock, as shown 10 Afurther Object of the invention i to In Fig. 1, which makes asubstantial bearing.

provide the toothed strip with an extended the h; 7 base, I I Byarranging the toothed strips in the 60 A th bj t f th i ti i t mannerIllustrated, the teeth can be placed I ride shoulders on the'toothedstrip so that oloee together. e the h ot h l' g one convolutionwill overlap another conv-o- StrlP'lstolhphrtttlvely wlde lution,thereby interlocking the entire I 31mm! toothed surfacevof the Garnettcylinder. The conibination pf a Garnett toothed (35 Still another objectof the invention is strlp matte 111 o Seotlohs Securedtogether, to makethe toothed strip in two sections, h seetloll Y g ee h, the teeth of 11one ti b i ld d t th th as section alternating w1th=the teeth of the fll d ib d h'ereinaftep other section, the base of one toothed strip- Inthe accompanying drawings: Fig. 1 is being of 'g depth than the base of70 a Sectional i f a ti f & G n tt the other toothed strip so as to forman overcylinder, illustratinginv improved toothed t g h -35 Stripsthereon; i 2 i a id i f a The con1b1nat1on of a- Garnett toothed portionof a toothed-Strip with the cylinder e p h gt e of teeth, alternatinsection Onithe Fig 1; Fig 3 i 111g wlththe other, said strip being madein a sectional view, showing the two partsof a o SeotlohS Weldedtogether, one section strip detached, prior to being welded; and htwlhgohe Senes of teeth and the other 153; 4 ill t t th t parts f th t i tionhaving another series ofteeth,'one sec- 1d dt th I tlon having anextended shouldered base f i t th d i g 1 i a ti and the other sectionhaving a short base so of a Garnett cylinder having a smooth suri g allv g g Shoulder d pt d face 2, on which the toothed 'Garnett strips t vep the shoulder of anadjoiuing conare wound. At one end ofthe cylindeninVohltlOIi- 3 I the present instance ,an overhanging 3 The colnblnatlonOf a Garllett Cylinder flange 3, under which a shoulder 4 ofthe r ga's ofirst portion of the Garnett strip extends so StPlP a g two Sets 0t h eet t thatthe strip will interlock with the cylinhtttlhg t the other set,stud StrlP htwlhg der. The strip is made as-shown clearly in on one slden eXtendeCl base o ming a Figs. 3 and 4. shoulder and having on theother slde an 5 designates one strip havingteeth 6. The overhanging redportion arrang d t no other section 7 has teeth 8, which alternateOverlap t base/Shoulder Q H11 ClJQmmg ith th t th 6 f th th t i 5, s 111convolution, the Garnett cvlinder having an trated in Fig. 2. Theshoulder 4 is formed g s P which the first h at one side of the strip 5.This strip has a hltioh h eo strip hhdeflttpswide base 9. The strip 7 1swelded to the I p strip 5, preferably ioy spot welding, as THOMAS W,ALLEN.

th surface; a Garnett toothed

